(19)

(11)

EP 1 663 422 A2

(12)

(88) Date of publication A3: 09.02.2006 (43) Date of publication: 07.06.2006 Bulletin 2006/23 (21) Application number: 04783785.1 (22) Date of filing: 09.09.2004

(51) International Patent Classification (IPC):  A63F 9/24(1990.01) G06F 7/08(1968.09) (86) International application number: PCT/US2004/029702 (87) International publication number: WO 2005/029229 (31.03.2005 Gazette 2005/13)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR Designated Extension States: AL HR LT LV MK (30) Priority: 12.09.2003 US 661229 (71) Applicant: IGT Reno, Nevada 89521 (US)	(72) Inventors: HEDRICK, Joseph, R. Reno, NV 89511 (US) LOW, Michael, N. Reno, NV 89502 (US) WELLS, William Reno, NV 89502 (US) (74) Representative: Körber, Martin Hans  Mitscherlich & Partner Patentanwälte Sonnenstrasse 33 80331 München 80331 München (DE)